*{
    margin: 0;
    padding: 0;
}
html,body{
    width: 100%;
    height: 100%;
}
body{
    background-image: linear-gradient(125deg,#55efc4,#2d3436,#fdcb6e,#6c5ce7,#d63031,#00cec9);
    background-size: 400%;
    background-repeat: no-repeat;
    animation: bganimation 10s infinite;
}
.text{
    width: 100%;
    height: 100%;
    font-family: 微软雅黑;
    font-size: 28px;
    font-weight: 600;
    color: #fff;
    margin-top: 400px;
    text-align: center;
}
@keyframes bganimation {
    0%{
        background-position: 0 50%;
    }
    50%{
        background-position: 100% 100%;
    }
    100%{
        background-position: 0 50%;
    }
}
